In this second tutorial in the data structures and algorithms series, you will learn how arrays are understood and used in Java programming. I’ll start with the concept of an array and how ...

The java.util.Arrays class provides similar “deep” methods for performing equals and hashCode functionality on multi-dimensional arrays: Arrays.deepEquals and Arrays.deepHashCode.

This Java runtime exception happens when the wrong type of object is placed into an array. In the example below, a BigInteger array is created, followed by an attempt to add a Double. The Double does ...

The array of values to display The item in the array to initially highlight How to use Java’s JOptionPane for user input New users to the Java language should be encouraged to use the JOptionPane for ...